diff --git a/core/admin/mailu/internal/templates/default.sieve b/core/admin/mailu/internal/templates/default.sieve
index d771ee99..5e995611 100644
--- a/core/admin/mailu/internal/templates/default.sieve
+++ b/core/admin/mailu/internal/templates/default.sieve
@@ -33,5 +33,5 @@ if exists "X-Virus" {
 }
 
 {% if user.reply_active  %}
-vacation :days 1 :subject "{{ user.reply_subject }}" "{{ user.reply_body }}";
+vacation :days 1 {% if user.displayed_name != "" %}:from "{{ user.displayed_name }} <{{ user.email }}>"{% endif %} :subject "{{ user.reply_subject }}" "{{ user.reply_body }}";
 {% endif %}
diff --git a/core/admin/mailu/ui/forms.py b/core/admin/mailu/ui/forms.py
index ac4f0e19..d71766fc 100644
--- a/core/admin/mailu/ui/forms.py
+++ b/core/admin/mailu/ui/forms.py
@@ -89,6 +89,7 @@ class UserForm(flask_wtf.FlaskForm):
     quota_bytes = fields_.IntegerSliderField(_('Quota'), default=1000000000)
     enable_imap = fields.BooleanField(_('Allow IMAP access'), default=True)
     enable_pop = fields.BooleanField(_('Allow POP3 access'), default=True)
+    displayed_name = fields.StringField(_('Displayed name'))
     comment = fields.StringField(_('Comment'))
     enabled = fields.BooleanField(_('Enabled'), default=True)
     submit = fields.SubmitField(_('Save'))
diff --git a/core/admin/mailu/ui/templates/user/create.html b/core/admin/mailu/ui/templates/user/create.html
index 09e83155..ed7b9884 100644
--- a/core/admin/mailu/ui/templates/user/create.html
+++ b/core/admin/mailu/ui/templates/user/create.html
@@ -15,6 +15,7 @@
   {% call macros.box(_("General")) %}
   {{ macros.form_field(form.localpart, append='<span class="input-group-addon">@'+domain.name+'</span>') }}
   {{ macros.form_fields((form.pw, form.pw2)) }}
+  {{ macros.form_field(form.displayed_name) }}
   {{ macros.form_field(form.comment) }}
   {{ macros.form_field(form.enabled) }}
   {% endcall %}
diff --git a/core/admin/mailu/ui/templates/user/settings.html b/core/admin/mailu/ui/templates/user/settings.html
index e14d2d70..b6ade695 100644
--- a/core/admin/mailu/ui/templates/user/settings.html
+++ b/core/admin/mailu/ui/templates/user/settings.html
@@ -11,6 +11,10 @@
 {% block content %}
 <form class="form" method="post" role="form">
   {{ form.hidden_tag() }}
+  
+  {% call macros.box(title=_("Displayed name")) %}
+  {{ macros.form_field(form.displayed_name) }}
+  {% endcall %}
 
   {% call macros.box(title=_("Antispam")) %}
   {{ macros.form_field(form.spam_enabled) }}